import java.util.Scanner;

public class Work1.3 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.print("请输入一个整数: ");
        int number = scanner.nextInt();
        // 判断是否是7的倍数
        if (number % 7 == 0) {
            System.out.println(number + " 是7的倍数");
        } else {
            System.out.println(number + " 不是7的倍数");
        }
        scanner.close();
    }
}
